PREHOOK: query: -- SORT_QUERY_RESULTS

CREATE TABLE triples (foo string, subject string, predicate string, object string, foo2 string)
PREHOOK: type: CREATETABLE
PREHOOK: Output: database:default
PREHOOK: Output: default@triples
POSTHOOK: query: -- SORT_QUERY_RESULTS

CREATE TABLE triples (foo string, subject string, predicate string, object string, foo2 string)
POSTHOOK: type: CREATETABLE
POSTHOOK: Output: database:default
POSTHOOK: Output: default@triples
PREHOOK: query: EXPLAIN
SELECT t11.subject, t22.object , t33.subject , t55.object, t66.object
FROM
(
SELECT t1.subject
FROM triples t1
WHERE
t1.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__INSTANCEOF_REL'
AND
t1.object='http://ontos/OntosMiner/Common.English/ontology#Citation'
) t11
JOIN
(
SELECT t2.subject , t2.object
FROM triples t2
WHERE
t2.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__LABEL_REL'
) t22
ON (t11.subject=t22.subject)
JOIN
(
SELECT t3.subject , t3.object
FROM triples t3
WHERE
t3.predicate='http://www.ontosearch.com/2007/12/ontosofa-ns#_from'

) t33
ON (t11.subject=t33.object)
JOIN
(
SELECT t4.subject
FROM triples t4
WHERE
t4.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__INSTANCEOF_REL'
AND
t4.object='http://ontos/OntosMiner/Common.English/ontology#Author'

) t44
ON (t44.subject=t33.subject)
JOIN
(
SELECT t5.subject, t5.object
FROM triples t5
WHERE
t5.predicate='http://www.ontosearch.com/2007/12/ontosofa-ns#_to'
) t55
ON (t55.subject=t44.subject)
JOIN
(
SELECT t6.subject, t6.object
FROM triples t6
WHERE
t6.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__LABEL_REL'
) t66
ON (t66.subject=t55.object)
PREHOOK: type: QUERY
POSTHOOK: query: EXPLAIN
SELECT t11.subject, t22.object , t33.subject , t55.object, t66.object
FROM
(
SELECT t1.subject
FROM triples t1
WHERE
t1.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__INSTANCEOF_REL'
AND
t1.object='http://ontos/OntosMiner/Common.English/ontology#Citation'
) t11
JOIN
(
SELECT t2.subject , t2.object
FROM triples t2
WHERE
t2.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__LABEL_REL'
) t22
ON (t11.subject=t22.subject)
JOIN
(
SELECT t3.subject , t3.object
FROM triples t3
WHERE
t3.predicate='http://www.ontosearch.com/2007/12/ontosofa-ns#_from'

) t33
ON (t11.subject=t33.object)
JOIN
(
SELECT t4.subject
FROM triples t4
WHERE
t4.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__INSTANCEOF_REL'
AND
t4.object='http://ontos/OntosMiner/Common.English/ontology#Author'

) t44
ON (t44.subject=t33.subject)
JOIN
(
SELECT t5.subject, t5.object
FROM triples t5
WHERE
t5.predicate='http://www.ontosearch.com/2007/12/ontosofa-ns#_to'
) t55
ON (t55.subject=t44.subject)
JOIN
(
SELECT t6.subject, t6.object
FROM triples t6
WHERE
t6.predicate='http://sofa.semanticweb.org/sofa/v1.0/system#__LABEL_REL'
) t66
ON (t66.subject=t55.object)
POSTHOOK: type: QUERY
STAGE DEPENDENCIES:
  Stage-1 is a root stage
  Stage-2 depends on stages: Stage-1
  Stage-3 depends on stages: Stage-2
  Stage-0 depends on stages: Stage-3

STAGE PLANS:
  Stage: Stage-1
    Map Reduce
      Map Operator Tree:
          TableScan
            alias: t1
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: (((predicate = 'http://sofa.semanticweb.org/sofa/v1.0/system#__INSTANCEOF_REL') and (object = 'http://ontos/OntosMiner/Common.English/ontology#Citation')) and subject is not null) (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Select Operator
                expressions: subject (type: string)
                outputColumnNames: _col0
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
          TableScan
            alias: t2
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: ((predicate = 'http://sofa.semanticweb.org/sofa/v1.0/system#__LABEL_REL') and subject is not null) (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Select Operator
                expressions: subject (type: string), object (type: string)
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                  value expressions: _col1 (type: string)
          TableScan
            alias: t3
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: (((predicate = 'http://www.ontosearch.com/2007/12/ontosofa-ns#_from') and object is not null) and subject is not null) (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Select Operator
                expressions: subject (type: string), object (type: string)
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col1 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col1 (type: string)
                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                  value expressions: _col0 (type: string)
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
               Inner Join 0 to 2
          keys:
            0 _col0 (type: string)
            1 _col0 (type: string)
            2 _col1 (type: string)
          outputColumnNames: _col0, _col2, _col3
          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
          File Output Operator
            compressed: false
            table:
                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe

  Stage: Stage-2
    Map Reduce
      Map Operator Tree:
          TableScan
            Reduce Output Operator
              key expressions: _col3 (type: string)
              sort order: +
              Map-reduce partition columns: _col3 (type: string)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              value expressions: _col0 (type: string), _col2 (type: string)
          TableScan
            alias: t4
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: (((predicate = 'http://sofa.semanticweb.org/sofa/v1.0/system#__INSTANCEOF_REL') and (object = 'http://ontos/OntosMiner/Common.English/ontology#Author')) and subject is not null) (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Select Operator
                expressions: subject (type: string)
                outputColumnNames: _col0
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
          TableScan
            alias: t5
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: (((predicate = 'http://www.ontosearch.com/2007/12/ontosofa-ns#_to') and subject is not null) and object is not null) (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Select Operator
                expressions: subject (type: string), object (type: string)
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                  value expressions: _col1 (type: string)
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
               Inner Join 1 to 2
          keys:
            0 _col3 (type: string)
            1 _col0 (type: string)
            2 _col0 (type: string)
          outputColumnNames: _col0, _col2, _col3, _col7
          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
          File Output Operator
            compressed: false
            table:
                input format: org.apache.hadoop.mapred.SequenceFileInputFormat
                output format: org.apache.hadoop.hive.ql.io.HiveSequenceFileOutputFormat
                serde: org.apache.hadoop.hive.serde2.lazybinary.LazyBinarySerDe

  Stage: Stage-3
    Map Reduce
      Map Operator Tree:
          TableScan
            Reduce Output Operator
              key expressions: _col7 (type: string)
              sort order: +
              Map-reduce partition columns: _col7 (type: string)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              value expressions: _col0 (type: string), _col2 (type: string), _col3 (type: string)
          TableScan
            alias: t6
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            Filter Operator
              predicate: ((predicate = 'http://sofa.semanticweb.org/sofa/v1.0/system#__LABEL_REL') and subject is not null) (type: boolean)
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              Select Operator
                expressions: subject (type: string), object (type: string)
                outputColumnNames: _col0, _col1
                Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                Reduce Output Operator
                  key expressions: _col0 (type: string)
                  sort order: +
                  Map-reduce partition columns: _col0 (type: string)
                  Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
                  value expressions: _col1 (type: string)
      Reduce Operator Tree:
        Join Operator
          condition map:
               Inner Join 0 to 1
          keys:
            0 _col7 (type: string)
            1 _col0 (type: string)
          outputColumnNames: _col0, _col2, _col3, _col7, _col9
          Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
          Select Operator
            expressions: _col0 (type: string), _col2 (type: string), _col3 (type: string), _col7 (type: string), _col9 (type: string)
            outputColumnNames: _col0, _col1, _col2, _col3, _col4
            Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
            File Output Operator
              compressed: false
              Statistics: Num rows: 0 Data size: 0 Basic stats: NONE Column stats: NONE
              table:
                  input format: org.apache.hadoop.mapred.TextInputFormat
                  output format: org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat
                  serde: org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe

  Stage: Stage-0
    Fetch Operator
      limit: -1
      Processor Tree:
        ListSink